Researchers Discover 'Bad Hair' Gene in Mice

Researchers studying mice have determined that the aptly named gene "frizzled 6" controls hair patterns. Mice without the gene had strange patterns, including swirls of hair on their hind feet, back of the head and chest. In humans, "frizzled 6" may link the direction of cowlicks and a person's handedness. NPR's Richard Harris reports.

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